2006 New York Code - Kindergartens; Nursery And Night Schools.

 
    § 1712. Kindergartens;  nursery  and  night schools.   1. The board of
  education of each school district may maintain kindergartens which shall
  be free to resident children between the ages of  four  and  six  years,
  provided, however, such board may fix a higher minimum age for admission
  to such kindergartens.
    2.  A  board of education may  maintain nursery schools which shall be
  free to resident children and may fix the age for admission.
    3. Night schools wherein  the  common  branches  and  such  additional
  subjects  as  may  be  adapted  to students applying for instruction are
  taught on at least two nights each week, for two hours each night, shall
  be maintained by the board of education  and  in  each  school  district
  where  twenty  or more persons from seventeen to twenty-one years of age
  are required to attend upon evening instruction, or where twenty or more
  persons over the age of sixteen years make applications for  instruction
  in a night school, on at least fifty nights.  All night schools shall be
  free to all persons residing in the district.